STANDARD MOTOR PRODUCTS MN-EAH3 Idle Air Control MN/EAH3

( Brand: Standard Motor Products ), ( Manufacturer Part Number: MN/EAH3 ), ( Compatible Year: 2015 2014 2013 2012 2011 2010 2009 2008 2007 2006 ), ( Compatible Make: Harley Davidson ), ( Compatible Model: Flstn Softail Deluxe ), ( Bundle Description: 1 Pc Genuine Standard Motor Idle Air Control Motor Assembly ), ( Type: Idle Air Control Motor Assembly ), ( Core Charge: Free No Core Charge ), ( Fitment Type: Direct Replacement )

Review STANDARD MOTOR PRODUCTS Mn/eah3 Idle Air Control Assembly Harley Davidson Oe fits 2006–2015

The **Standard Motor MN/EAH3 Idle Air Control (IAC) Valve** is a precision-engineered component designed specifically for **2006 2015 Harley-Davidson motorcycles**, including models like the Sportster, Softail, and Dyna series. This high-performance idle air control valve plays a critical role in maintaining optimal engine idle stability, ensuring smooth operation under varying conditions, from cold starts to high-altitude environments. Crafted from durable materials, the MN/EAH3 IAC valve features a robust solenoid mechanism that precisely regulates airflow into the engine when the throttle is closed, compensating for fluctuations in intake vacuum and temperature. Its advanced design incorporates a sealed, corrosion-resistant housing and a high-quality internal valve assembly that minimizes wear while delivering consistent performance over thousands of miles. Whether you're running stock or aftermarket fueling systems, this IAC valve is engineered to integrate seamlessly with Harley s **EFI (Electronic Fuel Injection)** setup, providing reliable idle control without the need for constant tuning adjustments. Built to withstand the demands of heavy-duty motorcycle applications, it offers a direct replacement solution for worn or failing OEM components, helping to restore smooth, vibration-free idling and prevent stalling especially during transitions between idle and throttle engagement. Ideal for both restoration projects and routine maintenance, this valve is a must-have upgrade for riders seeking to maintain peak engine efficiency and longevity in their Harley-Davidson.

### **Pros and Cons of Buying a Standard Motor MN/EAH3 Idle Air Control (IAC) for 2006 2015 Harley-Davidson Models**

1. **Direct Compatibility** The MN/EAH3 IAC is designed specifically for Harley-Davidson engines in the 2006 2015 range, ensuring proper fitment without modifications. This reduces the risk of installation errors that could lead to performance issues or damage.

2. **OEM Quality** As a genuine Standard Motor part, it meets Harley-Davidson s engineering standards, providing reliable operation and longevity compared to aftermarket alternatives that may vary in quality.

3. **Reliability** The IAC is a critical component for idle stability, throttle response, and overall engine performance. A high-quality part minimizes the risk of sudden failures, which can disrupt riding or lead to costly repairs if the engine stalls or misfires.

4. **Warranty Coverage** Purchasing from an authorized dealer or reputable supplier often includes a warranty, offering protection against defects in materials or workmanship. This can provide peace of mind, especially if the part fails prematurely.

5. **Simplified Maintenance** Since it is a standard replacement part, servicing and eventual replacement are straightforward. Mechanics familiar with Harley-Davidson engines will have experience working with this component, reducing diagnostic time if issues arise.

6. **Consistency with Engine Tuning** The IAC works in tandem with the Harley s fuel injection system (EFI) and throttle body. A properly functioning IAC ensures the engine runs smoothly under idle conditions, which is particularly important for models like the Sportster, Softail, and Touring bikes where idle stability is critical for comfort and safety.

7. **Ease of Installation** The part is designed to be a drop-in replacement, requiring minimal tools and expertise to install. This makes it accessible for DIY enthusiasts who prefer hands-on maintenance.

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1. **Higher Cost** Genuine OEM parts from Standard Motor or Harley-Davidson dealers are typically more expensive than aftermarket alternatives. For budget-conscious buyers, this can be a significant drawback, especially if the part is not urgently needed.

2. **Limited Availability** Depending on the region, finding a genuine MN/EAH3 IAC may require ordering from a specialty parts supplier or an online retailer, which could involve shipping delays or higher costs due to logistics.

3. **Potential for Overkill** If the IAC failure is isolated to a minor issue (e.g., a dirty or slightly worn component), a full replacement might be unnecessary. In such cases, cleaning or testing the existing part could be a more cost-effective solution.

4. **Mixed Reviews on Longevity** While generally reliable, some Harley owners report that IACs in this range may wear out over time, particularly in high-mileage engines or under extreme conditions (e.g., frequent short trips, heavy throttle use). This could lead to recurring replacement costs.

5. **Dependence on Professional Installation** While the part is straightforward to install, improper handling (e.g., damaging the electrical connectors or sealing surfaces) can void warranties or cause leaks. Buyers without mechanical experience may need to pay for professional installation, adding to the total cost.

6. **Aftermarket Alternatives Exist** There are aftermarket IACs available that claim to offer similar performance at a lower price. While quality varies, some brands provide competitive options that may be just as reliable, depending on the source and build quality.

7. **Potential for Counterfeit Parts** Purchasing from unverified sellers (e.g., unlicensed online marketplaces) risks receiving counterfeit or low-quality replicas. This can lead to premature failure, void warranties, and additional repair costs.

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### **Conclusion**

The Standard Motor MN/EAH3 Idle Air Control is a reliable and well-suited replacement for 2006 2015 Harley-Davidson engines, offering direct compatibility, OEM quality, and ease of installation. Its primary advantages lie in its compatibility with Harley s tuning systems and the assurance of a part that meets the manufacturer s standards. However, the higher cost and potential for overkill in minor cases are notable drawbacks.

For most Harley owners experiencing IAC-related issues (e.g., rough idling, stalling, or check engine lights), the MN/EAH3 is a prudent choice, especially if budget allows. If cost is a concern, thorough research into aftermarket alternatives (e.g., brands like *Mega Power*, *EFI Power*, or *Harley-Davidson Performance Parts*) may reveal equally viable options with comparable performance.

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### **Recommendation**

1. **If Budget is Not a Constraint** Purchase the genuine Standard Motor MN/EAH3 IAC from an authorized Harley-Davidson dealer or a trusted online retailer (e.g., *Harley-Davidson Parts*, *Standard Motor s official site*, or *RockAuto*). This ensures warranty coverage and authenticity. Consider installing it yourself if comfortable with basic mechanical work, or have a shop perform the replacement to avoid mishandling.

2. **If Cost is a Priority** Research aftermarket options from reputable brands with positive reviews (e.g., *EFI Power s IAC* or *Mega Power s Harley-compatible parts*). Look for parts with warranties and read user feedback to gauge reliability. Ensure the part is specifically listed for your Harley model year to avoid compatibility issues.

3. **Diagnose First** Before replacing the IAC, confirm that the issue is indeed related to the component. Symptoms like rough idling, stalling, or a "check engine" light with codes such as *P0505* (idle control malfunction) or *P0171/P0174* (lean fuel mixture) often point to the IAC, but other factors (e.g., vacuum leaks, faulty sensors, or throttle body issues) could also be at play. A scan tool and basic troubleshooting can save money by ruling out other causes.

4. **Maintenance Tip** If your Harley is prone to IAC issues, consider periodic cleaning of the existing part (using throttle body cleaner) or replacing it as a preventive measure during routine maintenance (e.g., during a valve cover or spark plug service).

Ultimately, the MN/EAH3 IAC is a solid choice for Harley owners prioritizing reliability and compatibility, but weighing the cost against aftermarket alternatives and diagnosing the root cause first will help make the most cost-effective decision.

Details:

Standard Motor Idle Air Control Assembly for 2006 - 2015 Harley Davidson oe: Status: In Stock.

part #: mneah3 price

• $73.91

specifications intakefuelmotorcycle:

• for makes: Harley, Davidson
• for years: 2006-2015
• brand: Standard Motor Products
• mpn: Mn/eah3
• compatible year: 2015 2014 2013 2012 2011 2010 2009 2008 2007 2006
• compatible make: Harley Davidson
• compatible model: Flstn Softail Deluxe
• bundle description: 1 Pc Genuine Standard Motor Idle Air Control Motor Assembly
• type: Idle Air Control Motor Assembly
• core charge: Free No Core Charge
• fitment type: Direct Replacement

offer intakefuelmotorcycle:

• quantity: 1
• sold: 0
• availability: In Stock
• started: February 22, 2026
• options: Ship-to-home

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• rating: 98.8%
• # reviews: 17822
• city: Multiple warehouses

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• wallet: Paypal
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general intakefuelmotorcycle:

• condition: New
• Motorcycle Scooter Parts Accessories > Air Intake Fuel Delivery > Other Air Intake Fuel Delivery

returns intakefuelmotorcycle:

• policy: Returns Accepted
• paid by: Seller
• time: 30 Days

shipping intakefuelmotorcycle:

• service: Standard
• cost: $0.00
• class: Standard
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• type: Fixed

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